<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图书列表展示</title>
    <link rel="stylesheet" href="css/bootstrap.min.css">

    <link rel="stylesheet" href="css/list.css">
    <script type="text/javascript" src="js/jquery.min.js"></script>
    <script type="text/javascript" src="js/bootstrap.min.js"></script>
    <script src="js/jq-paginator.js"></script>

</head>

<body>
    <div class="bookContainer">
        <h2>图书列表展示</h2>
        <div class="navbar-justify-between">
            <div>
                <button class="btn btn-outline-info" type="button" onclick="location.href='book_add.html'">添加图书</button>
                <button class="btn btn-outline-info" type="button" onclick="batchDelete()">批量删除</button>
            </div>
        </div>

        <table>
            <thead>
                <tr>
                    <td>选择</td>
                    <td class="width100">图书ID</td>
                    <td>书名</td>
                    <td>作者</td>
                    <td>数量</td>
                    <td>定价</td>
                    <td>出版社</td>
                    <td>状态</td>
                    <td class="width200">操作</td>
                </tr>
            </thead>
            <tbody>
            </tbody>
               

        <div class="demo">
            <ul id="pageContainer" class="pagination justify-content-center"></ul>
        </div>
        <script>

            getBookList();
            function getBookList() {
                $.ajax({
                    type: "get",
                    url: "/book/getListByPage"+location.search,
                    success: function(body){
                        if(body.code == -1) {
                            location.href = "login.html";
                        }
                        var result = body.data;
                        if(result == null) {
                            return;
                        }
                        var books = result.items;
                        if(books == null) {
                            return;
                        }
                        if(books==null){
                            return;
                        }
                        var finalHtml = "";
                        for(var book of books){
                            //拼接HTML
                            finalHtml +='<tr>';
                            finalHtml +='<td><input type="checkbox" name="selectBook" value="'+book.id+'" id="selectBook" class="book-select"></td>';
                            finalHtml +='<td>'+book.id+'</td>';
                            finalHtml +='<td>'+book.bookName+'</td>';
                            finalHtml +='<td>'+book.author+'</td>';
                            finalHtml +='<td>'+book.count+'</td>';
                            finalHtml +='<td>'+book.price+'</td>';
                            finalHtml +='<td>'+book.publish+'</td>';
                            finalHtml +='<td>'+book.stateCN+'</td>';
                            finalHtml +='<td>';
                            finalHtml +='<div class="op">';
                            finalHtml +='<a href="book_update.html?bookId='+book.id+'">修改</a>';
                            finalHtml +='<a href="javascript:void(0)" onclick="deleteBook('+book.id+')">删除</a>';
                            finalHtml +='</div>';
                            finalHtml +='</td></tr>';
                        }
                        $("tbody").html(finalHtml);

                        //翻页信息
                        $("#pageContainer").jqPaginator({
                        totalCounts: result.count, //总记录数
                        pageSize: 10,    //每页的个数
                        visiblePages: 5, //可视页数
                        currentPage: result.requestPage.currentPage,  //当前页码
                        first: '<li class="page-item"><a class="page-link">首页</a></li>',
                        prev: '<li class="page-item"><a class="page-link" href="javascript:void(0);">上一页<\/a><\/li>',
                        next: '<li class="page-item"><a class="page-link" href="javascript:void(0);">下一页<\/a><\/li>',
                        last: '<li class="page-item"><a class="page-link" href="javascript:void(0);">最后一页<\/a><\/li>',
                        page: '<li class="page-item"><a class="page-link" href="javascript:void(0);">{{page}}<\/a><\/li>',
                        //页面初始化和页码点击时都会执行
                        onPageChange: function (page, type) {
                            if(type == "change") {
                                location.href = "book_list.html?currentPage="+page;
                            }
                            console.log("第"+page+"页, 类型:"+type);

                        }
                      });
                    },
                    error: function(error) {
                        if(error.status == 401) {
                            //用户未登录
                            alert("请先登录！");
                            location.assign("login.html");
                        }
                    }
                });

            }
    
           
            function deleteBook(id) {
                var isDelete = confirm("确认删除?");
                if (isDelete) {
                    //删除图书
                    // alert("删除成功");
                    $.ajax({
                        url: "/book/deleteBook",
                        type: "post",
                        data: {
                            bookId: id
                        },
                        success: function(result) {
                            if(result != null && result.data == true) {
                                alert("删除成功！");
                                location.assign("book_list.html");
                            }else {
                                alert("删除失败！");
                            }
                        }
                    });
                }
            }
            function batchDelete() {
                var isDelete = confirm("确认批量删除?");
                if (isDelete) {
                    //获取复选框的id
                    var ids = [];
                    $("input:checkbox[name='selectBook']:checked").each(function () {
                        ids.push($(this).val());
                    });
                    console.log(ids);
                    // alert("批量删除成功");
                    $.ajax({
                        url: "/book/batchDelete",
                        type: "post",
                        data: {
                            ids: ids
                        },
                        success: function(result) {
                            if(result != null && result.data == true) {
                                alert("批量删除成功！");
                                location.assign("book_list.html");
                            }else {
                                alert("批量删除失败！");
                            }
                        }
                    });
                }
            }

        </script>
    </div>
</body>

</html>